DrJack's BLIPSPOT for: WED 03/04 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0952z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 61.3 - - 64.0 - - 56.8 Temp@2m Sfc.Heating - - - - - - 144 - - 73 - - -7 Sfc.Heating BL Depth - - - - - - 1792 - - 259 - - 258 BL Depth Hcrit - - - - - - 3357 - - 2800 - - 2800 Hcrit BL Top - - - - - - 4350 - - 2817 - - 2816 BL Top Hgt.Variab. - - - - - - 2250 - - 4266 - - 948 Hgt.Variab. W* - - - - - - 272 - - 113 - - 0 W* B/S - - - - - - 3 - - 2 - - 0 B/S BL Wind - - - - - - 19 - - 9 - - 4 BL Wind Direction - - - - - - 251 - - 252 - - 234 Direction Wind Shear - - - - - - 11 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -13 - - -1 - - -1 Max.Converg CLOUDpotent - - - - - - 711 - - -1598 - - -166 CLOUDpotentl sfcLCL - - - - - - 3640 - - 4416 - - 2982 sfcLCL ODpotential - - - - - - -412 - - -2231 - - -3419 ODpotential blCL - - - - - - 4762 - - 5048 - - 6235 blCL maxRH - - - - - - 91 - - 88 - - 73 maxRH CAPE - - - - - - 250 - - 480 - - 200 CAPE Temp@2m - - - - - - 61.3 - - 64.0 - - 56.8 Temp@2m DewPt@2m - - - - - - 55.1 - - 54.4 - - 53.4 DewPt@2m Temp@Bot - - - - - - 60.0 - - 63.1 - - 60.0 Temp@Bot DewPt@Bot - - - - - - 54.2 - - 53.8 - - 53.6 DewPt@bot Sfc.Heating - - - - - - 144 - - 73 - - -7 Sfc.Heating BL Depth - - - - - - 1792 - - 259 - - 258 BL Depth EXPERIMENT - - - - - - 64 - - 52 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 10 - - 10 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 96367 22 259 29 261 27 267 96367 89192 24 251 24 238 31 267 89192 83682 29 237 25 254 26 264 83682 79104 23 242 23 269 24 272 79104 75164 19 232 22 251 26 276 75164 71689 19 249 23 270 30 284 71689 68550 26 276 30 277 33 275 68550 65673 32 277 29 288 37 287 65673 63009 37 287 36 289 38 293 63009 60415 46 278 42 282 44 290 60415 57699 43 268 49 277 48 282 57699 54868 45 269 52 270 55 278 54868 52150 53 277 51 271 57 275 52150 49686 60 280 57 271 61 278 49686 47459 62 279 65 271 73 273 47459 45438 65 278 71 271 78 265 45438 43602 68 276 72 271 68 262 43602 41940 67 275 68 271 55 272 41940 40416 66 273 70 268 54 277 40416 38997 67 269 70 262 60 259 38997 37665 69 268 65 261 57 252 37665 36378 67 268 60 263 55 254 36378 35071 62 269 59 262 56 258 35071 33718 59 270 56 259 56 259 33718 32323 57 269 54 258 57 261 32323 30870 55 266 54 260 54 261 30870 29349 54 266 54 262 49 262 29349 27762 54 265 52 263 46 262 27762 26109 54 266 50 262 46 259 26109 24393 52 272 47 263 45 257 24393 22617 49 278 44 268 42 261 22617 20773 51 277 42 274 40 265 20773 18854 51 271 43 275 38 266 18854 16900 46 266 42 268 36 259 16900 15018 43 269 36 265 33 252 15018 13306 38 275 32 271 30 252 13306 11779 33 268 30 269 29 255 11779 10416 30 266 28 262 27 253 10416 9199 26 273 24 261 24 237 9199 8115 24 278 22 263 25 228 8115 7150 25 278 22 263 23 228 7150 6296 27 274 21 262 21 234 6296 5537 26 268 20 260 18 239 5537 4854 24*261 18 255 17 242 4854 4247 22*254 17 253 16 242 4247 3738 20 252 17 253 14 241 3738 3346 19 250 16 252 12 241 3346 3075 18 250 14 252 10 239 3075 2911 15 250 12*252 7 236 2911 2816 11 250 9*252 4*234 2816 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography